Tire tread



FIG. 1 is a perspective view of a tire tread, it being understood that the tread pattern repeats uniformly throughout the circumference of the tire.

FIG. 2 is a front elevation view thereof; and,

FIG. 3 is a left side elevation view thereof. A right side elevation view is symmetrical with the left side elevation view.

The portion of the article shown in broken lines is for illustrative purpose only and forms no part of the claimed design. 

The ornamental design for a tire tread, as shown and described. 